12223168 has 28 divisors (see below), whose sum is σ = 24370792. Its totient is φ = 6082560.

The previous prime is 12223139. The next prime is 12223199. The reversal of 12223168 is 86132221.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20896 + ... + 21472.

Almost surely, 2^12223168 is an apocalyptic number.

It is an amenable number.

12223168 is a deficient number, since it is larger than the sum of its proper divisors (12147624).

12223168 is an equidigital number, since it uses as much as digits as its factorization.

12223168 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 920 (or 910 counting only the distinct ones).

The product of its digits is 1152, while the sum is 25.

The square root of 12223168 is about 3496.1647558432. The cubic root of 12223168 is about 230.3533824151.

Subtracting from 12223168 its product of digits (1152), we obtain a square (12222016 = 3496²).

Adding to 12223168 its reverse (86132221), we get a palindrome (98355389).

The spelling of 12223168 in words is "twelve million, two hundred twenty-three thousand, one hundred sixty-eight".